Adjust Idle Speed - Jianshe JS125-6B Maintenance Manual

PERIODIC INSPECTION AND ADJUSTMENT

Adjust idle speed

1. Start and warm the engine
2. Install the parts as fellows
Engine speedometer
Install the engine tachometer on a high-pressure
wire (park plug).
3. Confirm items
Turnover number of standard idle speed
Turnover number of standard idle speed
Out of standard value
4. Adjustment
Turnover number of standard idle speed
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Adjustment order
Screw down P.S adjusting screw
Note
Don't lock tightly
Turn out it to standard number of turns
Standard number of turns of P.S adjusting screw:
Start engine
Turn the adjusting screw from left to right until
standard number of turns.
Turn in
Turn out
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5. Disassemble the parts as fellows
Engine tachometer
32
Engine tachometer
1300 1500rpm
Adjust
lightly
2.0 circle
Engine speed is increase
Engine speed is decrease